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Full-Text Articles in Engineering

Height And Pressure Test For Improving Spray Application, Anna Siebe, Joe D. Luck Aug 2016

Height And Pressure Test For Improving Spray Application, Anna Siebe, Joe D. Luck

UCARE Research Products

Pesticide application in agricultural fields affects a little over a million acres each year (USDA 2012). Current spray application equipment can automatically adjust nozzle flow rates in reaction to speed changes to maintain consistent application rates across the field. Uniform distribution of pesticides from the spray boom is critical to ensure proper crop care while minimizing negative environmental effects. Boom pressure and height are two primary factors that affect proper spray uniformity; however information on the combined effects of these factors are limited. The goal of this study was to provide end users with quantified data regarding the effects of …


Design And Testing Of An Autonomous Ground Robot For Agricultural Applications, Lukas L. Hannemann Jun 2016

Design And Testing Of An Autonomous Ground Robot For Agricultural Applications, Lukas L. Hannemann

BioResource and Agricultural Engineering

This senior project discusses the design and testing of an autonomous ground robot for agricultural applications such as strawberries. The vehicle will feature a robotic arm that will be programmed to perform various tasks, such as collecting soil and leaf samples of the crop or measuring soil moisture and salinity. Various components were chosen to be implemented on the vehicle due its power requirements and operating environment. Finite Element Analysis testing was done on the frame of the vehicle to ensure the adequacy of the design.


Design, Construction, And Evaluation Of An Almond End-Row Nut Sweeper, Andrew J. Mancini Jun 2016

Design, Construction, And Evaluation Of An Almond End-Row Nut Sweeper, Andrew J. Mancini

BioResource and Agricultural Engineering

This senior project discusses the design, construction, and evaluation of an almond end-row nut sweeper. The sweeper attached to the three-point hitch of a John Deere orchard tractor using a Category 2 hitch and was used to sweep nuts back into the orchard after they had been swept into windrows. This system worked by utilizing the tractor hydraulics to power an 18 inch diameter cylinder brush.

Proper field testing of the implement could not be done during the academic year in which this project was constructed since this implement was designed to be used as part of the California almond …